August 27, 2003: Where's The Water?

More Mars news -- Latest readings from the Mars Global Surveyor came up negative for large deposits of carbonates (like limestone), the tell-tale rock left behind after large seas and oceans recede. “This really points to a cold, frozen, icy Mars that has probably always been that way, as opposed to a warm, humid, ocean Mars sometime in the past,” Arizona St. researcher Philip Christensen said.

The MSNBC.com story has all the details -- and if you have a speedy connection, definitely check out the Mars slide show that's part of the story. Great pictures.